404 Error
NOT_FOUND
Unable to read file/tail/gs:%2F%2Fgrpc-testing-kokoro-prod%2Ftest_result_public%2Fprod%2Fgrpc%2Fgo%2Fmaster%2Fbranch%2Fxds_k8s_lb%2F541%2F20230811-114318%2Fgrpc%2Fgo%2Fmaster%2Fbranch%2Fxds_k8s_lb%2Fcustom_lb_test%2Fsponge_log.log. Either the file does not exist or there is a permission issue.